Home / 21,837.44-32,736.72-10,144.28

Finding the Fourth Proportional to 21,837.44, 32,736.72 and 10,144.28

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Solution

The fourth proportional to 21,837.44, 32,736.72 and 10,144.28 is: 15,207.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,837.44 : 32,736.72 = 10,144.28 : x
  2. Step 2: Convert to fraction form
    21,837.44/32,736.72 = 10,144.28/x
  3. Step 3: Cross multiply
    21,837.44x = 32,736.72 × 10,144.28
  4. Step 4: Simplify right side
    21,837.44x = 332,090,453.96
  5. Step 5: Solve for x
    x = 332,090,453.96/21,837.44
  6. Step 6: Final answer
    x = 15,207.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.